document.write( "Question 113279This question is from textbook
\n" ); document.write( ": THere are 10 pictures available to place on exhibit in a museum. How many arrangements (permutations) are possible if 7 pictures are selected at a time? \n" ); document.write( "
Algebra.Com's Answer #82433 by SHUgrad05(58)\"\" \"About 
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nPr where n=total number of objects and r=number of objects chosen at once.\r
\n" ); document.write( "\n" ); document.write( "nPr=10P7=10*9*8*7*6*5*4=604,800
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